International Language and Culture Promotion Institutions (ILCPIs), with the main purpose of spreading language and culture, is a major content for national language capacity research.ILCPIs can enhance national language capacity in terms of language education, language culture and language economy. From the perspective of national language capacity, ILCPIs’ development can be divided into three stages,characterized by spontaneity, selfawareness, and comprehensive integration. Within the framework of the national language capacity evaluation index, ILCPIs can be evaluated based on a twolevel indicator system, covering their management ability, development ability, and communication ability.

international Chinese education; international language and culture promotion institutions; national language capacity; national language capacity evaluation index; Confucius Institute